Home / 43,250.25-64,875.18-13,668.04

Finding the Fourth Proportional to 43,250.25, 64,875.18 and 13,668.04

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Solution

The fourth proportional to 43,250.25, 64,875.18 and 13,668.04 is: 20,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,250.25 : 64,875.18 = 13,668.04 : x
  2. Step 2: Convert to fraction form
    43,250.25/64,875.18 = 13,668.04/x
  3. Step 3: Cross multiply
    43,250.25x = 64,875.18 × 13,668.04
  4. Step 4: Simplify right side
    43,250.25x = 886,716,555.25
  5. Step 5: Solve for x
    x = 886,716,555.25/43,250.25
  6. Step 6: Final answer
    x = 20,502.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.